285177060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 288

約数和(自身を含む): 1048320000

約数和(自身を除く): 763142940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 149, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 298, 310, 315, 343, 372, 420, 434, 441, 447, 465, 490, 558, 588, 596, 620, 630, 651, 686, 735, 745, 868, 882, 894, 930, 980, 1029, 1043, 1085, 1116, 1260, 1302, 1341, 1372, 1395, 1470, 1490, 1519, 1715, 1764, 1788, 1860, 1953, 2058, 2086, 2170, 2205, 2235, 2604, 2682, 2790, 2940, 2980, 3038, 3087, 3129, 3255, 3430, 3906, 4116, 4172, 4340, 4410, 4470, 4557, 4619, 5145, 5215, 5364, 5580, 6076, 6174, 6258, 6510, 6705, 6860, 7301, 7595, 7812, 8820, 8940, 9114, 9238, 9387, 9765, 10290, 10430, 10633, 12348, 12516, 13020, 13410, 13671, 13857, 14602, 15190, 15435, 15645, 18228, 18476, 18774, 19530, 20580, 20860, 21266, 21903, 22785, 23095, 26820, 27342, 27714, 29204, 30380, 30870, 31290, 31899, 32333, 36505, 37548, 39060, 41571, 42532, 43806, 45570, 46190, 46935, 51107, 53165, 54684, 55428, 61740, 62580, 63798, 64666, 65709, 68355, 69285, 73010, 83142, 87612, 91140, 92380, 93870, 95697, 96999, 102214, 106330, 109515, 127596, 129332, 131418, 136710, 138570, 146020, 153321, 159495, 161665, 166284, 187740, 191394, 193998, 204428, 207855, 212660, 219030, 226331, 255535, 262836, 273420, 277140, 290997, 306642, 318990, 323330, 328545, 382788, 387996, 415710, 438060, 452662, 459963, 478485, 484995, 511070, 581994, 613284, 637980, 646660, 657090, 678993, 766605, 831420, 905324, 919926, 956970, 969990, 1022140, 1131655, 1163988, 1314180, 1357986, 1454985, 1533210, 1584317, 1839852, 1913940, 1939980, 2036979, 2263310, 2299815, 2715972, 2909970, 3066420, 3168634, 3394965, 4073958, 4526620, 4599630, 4752951, 5819940, 6337268, 6789930, 7921585, 8147916, 9199260, 9505902, 10184895, 13579860, 14258853, 15843170, 19011804, 20369790, 23764755, 28517706, 31686340, 40739580, 47529510, 57035412, 71294265, 95059020, 142588530, 285177060]

約数ペア:

[(1, 285177060), (2, 142588530), (3, 95059020), (4, 71294265), (5, 57035412), (6, 47529510), (7, 40739580), (9, 31686340), (10, 28517706), (12, 23764755), (14, 20369790), (15, 19011804), (18, 15843170), (20, 14258853), (21, 13579860), (28, 10184895), (30, 9505902), (31, 9199260), (35, 8147916), (36, 7921585), (42, 6789930), (45, 6337268), (49, 5819940), (60, 4752951), (62, 4599630), (63, 4526620), (70, 4073958), (84, 3394965), (90, 3168634), (93, 3066420), (98, 2909970), (105, 2715972), (124, 2299815), (126, 2263310), (140, 2036979), (147, 1939980), (149, 1913940), (155, 1839852), (180, 1584317), (186, 1533210), (196, 1454985), (210, 1357986), (217, 1314180), (245, 1163988), (252, 1131655), (279, 1022140), (294, 969990), (298, 956970), (310, 919926), (315, 905324), (343, 831420), (372, 766605), (420, 678993), (434, 657090), (441, 646660), (447, 637980), (465, 613284), (490, 581994), (558, 511070), (588, 484995), (596, 478485), (620, 459963), (630, 452662), (651, 438060), (686, 415710), (735, 387996), (745, 382788), (868, 328545), (882, 323330), (894, 318990), (930, 306642), (980, 290997), (1029, 277140), (1043, 273420), (1085, 262836), (1116, 255535), (1260, 226331), (1302, 219030), (1341, 212660), (1372, 207855), (1395, 204428), (1470, 193998), (1490, 191394), (1519, 187740), (1715, 166284), (1764, 161665), (1788, 159495), (1860, 153321), (1953, 146020), (2058, 138570), (2086, 136710), (2170, 131418), (2205, 129332), (2235, 127596), (2604, 109515), (2682, 106330), (2790, 102214), (2940, 96999), (2980, 95697), (3038, 93870), (3087, 92380), (3129, 91140), (3255, 87612), (3430, 83142), (3906, 73010), (4116, 69285), (4172, 68355), (4340, 65709), (4410, 64666), (4470, 63798), (4557, 62580), (4619, 61740), (5145, 55428), (5215, 54684), (5364, 53165), (5580, 51107), (6076, 46935), (6174, 46190), (6258, 45570), (6510, 43806), (6705, 42532), (6860, 41571), (7301, 39060), (7595, 37548), (7812, 36505), (8820, 32333), (8940, 31899), (9114, 31290), (9238, 30870), (9387, 30380), (9765, 29204), (10290, 27714), (10430, 27342), (10633, 26820), (12348, 23095), (12516, 22785), (13020, 21903), (13410, 21266), (13671, 20860), (13857, 20580), (14602, 19530), (15190, 18774), (15435, 18476), (15645, 18228)]